All recipes

Basics

• Access Fields & Nested Keys with jq (.a.b.c)2 min
• Install jq (Linux, macOS, Windows)2 min
• Loop Over a JSON Array with jq (.[])2 min
• Pretty-Print & Minify JSON with jq (. and -c)2 min

Filtering

• Filter an Array of Objects by a Nested Key (jq)3 min
• jq has(), contains() & test() (Key Exists, Substring, Regex)3 min
• Filter JSON with jq select() (by Value or Condition)3 min

Transform

• Add, Delete & Rename Keys with jq3 min
• Build a New Object with jq {a: .x, b: .y}3 min
• Transform Each Item with jq map()2 min

Arrays

• Array length, flatten & slice with jq2 min
• Sort, Unique & Group with jq (sort_by, unique, group_by)3 min

Formats

• Raw String Output & Interpolation in jq (-r)2 min
• Convert JSON to CSV/TSV with jq (@csv, @tsv)3 min

Advanced

• jq --arg, slurp (-s) & recursive descent (..)3 min